diff --git a/console.c b/console.c
index beebced..1e97c4a 100644
--- a/console.c
+++ b/console.c
@@ -124,6 +124,7 @@ struct TextConsole {
     vga_hw_update_ptr hw_update;
     vga_hw_invalidate_ptr hw_invalidate;
     vga_hw_screen_dump_ptr hw_screen_dump;
+    vga_hw_screen_dump_async_ptr hw_screen_dump_async;
     vga_hw_text_update_ptr hw_text_update;
     void *hw;
 
@@ -1403,6 +1404,8 @@ DisplayState *graphic_console_init(vga_hw_update_ptr update,
                                    vga_hw_invalidate_ptr invalidate,
                                    vga_hw_screen_dump_ptr screen_dump,
                                    vga_hw_text_update_ptr text_update,
+                                   vga_hw_screen_dump_async_ptr
+                                                    screen_dump_async,
                                    void *opaque)
 {
     TextConsole *s;
@@ -1421,6 +1424,7 @@ DisplayState *graphic_console_init(vga_hw_update_ptr update,
     s->hw_update = update;
     s->hw_invalidate = invalidate;
     s->hw_screen_dump = screen_dump;
+    s->hw_screen_dump_async = screen_dump_async;
     s->hw_text_update = text_update;
     s->hw = opaque;
 
diff --git a/console.h b/console.h
index c22803c..3025135 100644
--- a/console.h
+++ b/console.h
@@ -341,17 +341,25 @@ static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
 typedef void (*vga_hw_update_ptr)(void *);
 typedef void (*vga_hw_invalidate_ptr)(void *);
 typedef void (*vga_hw_screen_dump_ptr)(void *, const char *, bool cswitch);
+typedef void (*vga_hw_screen_dump_async_cb_ptr)(void *opaque);
+typedef void (*vga_hw_screen_dump_async_ptr)(void *, const char *filename,
+                             bool cswitch,
+                             vga_hw_screen_dump_async_cb_ptr cb,
+                             void *cb_opaque);
 typedef void (*vga_hw_text_update_ptr)(void *, console_ch_t *);
 
 DisplayState *graphic_console_init(vga_hw_update_ptr update,
                                    vga_hw_invalidate_ptr invalidate,
                                    vga_hw_screen_dump_ptr screen_dump,
                                    vga_hw_text_update_ptr text_update,
+                                   vga_hw_screen_dump_async_ptr
+                                                    screen_dump_async,
                                    void *opaque);
 
 void vga_hw_update(void);
 void vga_hw_invalidate(void);
 void vga_hw_screen_dump(const char *filename);
+void vga_hw_screen_dump_async(const char *filename);
 void vga_hw_text_update(console_ch_t *chardata);
 void monitor_protocol_screen_dump_complete_event(const char *filename);
 
diff --git a/hw/blizzard.c b/hw/blizzard.c
index c7d844d..cc51045 100644
--- a/hw/blizzard.c
+++ b/hw/blizzard.c
@@ -963,7 +963,7 @@ void *s1d13745_init(qemu_irq gpio_int)
 
     s->state = graphic_console_init(blizzard_update_display,
                                  blizzard_invalidate_display,
-                                 blizzard_screen_dump, NULL, s);
+                                 blizzard_screen_dump, NULL, NULL, s);
 
     switch (ds_get_bits_per_pixel(s->state)) {
     case 0:
diff --git a/hw/cirrus_vga.c b/hw/cirrus_vga.c
index 4edcb94..d2a9c27 100644
--- a/hw/cirrus_vga.c
+++ b/hw/cirrus_vga.c
@@ -2900,7 +2900,7 @@ static int vga_initfn(ISADevice *dev)
                        isa_address_space(dev));
     s->ds = graphic_console_init(s->update, s->invalidate,
                                  s->screen_dump, s->text_update,
-                                 s);
+                                 s->screen_dump_async, s);
     rom_add_vga(VGABIOS_CIRRUS_FILENAME);
     /* XXX ISA-LFB support */
     /* FIXME not qdev yet */
@@ -2941,7 +2941,7 @@ static int pci_cirrus_vga_initfn(PCIDevice *dev)
      cirrus_init_common(s, device_id, 1, pci_address_space(dev));
      s->vga.ds = graphic_console_init(s->vga.update, s->vga.invalidate,
                                       s->vga.screen_dump, s->vga.text_update,
-                                      &s->vga);
+                                      s->vga.screen_dump_async, &s->vga);
 
      /* setup PCI */
 
diff --git a/hw/exynos4210_fimd.c b/hw/exynos4210_fimd.c
index 3313f00..2053ed0 100644
--- a/hw/exynos4210_fimd.c
+++ b/hw/exynos4210_fimd.c
@@ -1898,7 +1898,8 @@ static int exynos4210_fimd_init(SysBusDevice *dev)
             "exynos4210.fimd", FIMD_REGS_SIZE);
     sysbus_init_mmio(dev, &s->iomem);
     s->console = graphic_console_init(exynos4210_fimd_update,
-                                  exynos4210_fimd_invalidate, NULL, NULL, s);
+                                  exynos4210_fimd_invalidate,
+                                  NULL, NULL, NULL, s);
 
     return 0;
 }
diff --git a/hw/g364fb.c b/hw/g364fb.c
index 3a0b68f..8ae40d8 100644
--- a/hw/g364fb.c
+++ b/hw/g364fb.c
@@ -517,7 +517,7 @@ static void g364fb_init(DeviceState *dev, G364State *s)
 
     s->ds = graphic_console_init(g364fb_update_display,
                                  g364fb_invalidate_display,
-                                 g364fb_screen_dump, NULL, s);
+                                 g364fb_screen_dump, NULL, NULL, s);
 
     memory_region_init_io(&s->mem_ctrl, &g364fb_ctrl_ops, s, "ctrl", 0x180000);
     memory_region_init_ram_ptr(&s->mem_vram, "vram",
diff --git a/hw/jazz_led.c b/hw/jazz_led.c
index 6486523..bb5daf7 100644
--- a/hw/jazz_led.c
+++ b/hw/jazz_led.c
@@ -251,7 +251,8 @@ static int jazz_led_init(SysBusDevice *dev)
     s->ds = graphic_console_init(jazz_led_update_display,
                                  jazz_led_invalidate_display,
                                  NULL,
-                                 jazz_led_text_update, s);
+                                 jazz_led_text_update,
+                                 NULL, s);
 
     return 0;
 }
diff --git a/hw/milkymist-vgafb.c b/hw/milkymist-vgafb.c
index 69afd72..ae018d1 100644
--- a/hw/milkymist-vgafb.c
+++ b/hw/milkymist-vgafb.c
@@ -276,7 +276,7 @@ static int milkymist_vgafb_init(SysBusDevice *dev)
 
     s->ds = graphic_console_init(vgafb_update_display,
                                  vgafb_invalidate_display,
-                                 NULL, NULL, s);
+                                 NULL, NULL, NULL, s);
 
     return 0;
 }
diff --git a/hw/musicpal.c b/hw/musicpal.c
index 187a1ae..2fc391b 100644
--- a/hw/musicpal.c
+++ b/hw/musicpal.c
@@ -611,7 +611,7 @@ static int musicpal_lcd_init(SysBusDevice *dev)
     sysbus_init_mmio(dev, &s->iomem);
 
     s->ds = graphic_console_init(lcd_refresh, lcd_invalidate,
-                                 NULL, NULL, s);
+                                 NULL, NULL, NULL, s);
     qemu_console_resize(s->ds, 128*3, 64*3);
 
     qdev_init_gpio_in(&dev->qdev, musicpal_lcd_gpio_brigthness_in, 3);
diff --git a/hw/omap_dss.c b/hw/omap_dss.c
index 86ed6ea..0e8243e 100644
--- a/hw/omap_dss.c
+++ b/hw/omap_dss.c
@@ -1072,7 +1072,9 @@ struct omap_dss_s *omap_dss_init(struct omap_target_agent_s *ta,
 
 #if 0
     s->state = graphic_console_init(omap_update_display,
-                                    omap_invalidate_display, omap_screen_dump, s);
+                                    omap_invalidate_display,
+                                    omap_screen_dump,
+                                    NULL, NULL, s);
 #endif
 
     return s;
diff --git a/hw/omap_lcdc.c b/hw/omap_lcdc.c
index f172093..d91e88d 100644
--- a/hw/omap_lcdc.c
+++ b/hw/omap_lcdc.c
@@ -452,7 +452,7 @@ struct omap_lcd_panel_s *omap_lcdc_init(MemoryRegion *sysmem,
 
     s->state = graphic_console_init(omap_update_display,
                                     omap_invalidate_display,
-                                    omap_screen_dump, NULL, s);
+                                    omap_screen_dump, NULL, NULL, s);
 
     return s;
 }
diff --git a/hw/pl110.c b/hw/pl110.c
index f94608c..32ee89c 100644
--- a/hw/pl110.c
+++ b/hw/pl110.c
@@ -451,7 +451,7 @@ static int pl110_init(SysBusDevice *dev)
     qdev_init_gpio_in(&s->busdev.qdev, pl110_mux_ctrl_set, 1);
     s->ds = graphic_console_init(pl110_update_display,
                                  pl110_invalidate_display,
-                                 NULL, NULL, s);
+                                 NULL, NULL, NULL, s);
     return 0;
 }
 
diff --git a/hw/pxa2xx_lcd.c b/hw/pxa2xx_lcd.c
index fcbdfb3..5345fb4 100644
--- a/hw/pxa2xx_lcd.c
+++ b/hw/pxa2xx_lcd.c
@@ -1004,7 +1004,7 @@ PXA2xxLCDState *pxa2xx_lcdc_init(MemoryRegion *sysmem,
 
     s->ds = graphic_console_init(pxa2xx_update_display,
                                  pxa2xx_invalidate_display,
-                                 NULL, NULL, s);
+                                 NULL, NULL, NULL, s);
 
     switch (ds_get_bits_per_pixel(s->ds)) {
     case 0:
diff --git a/hw/qxl.c b/hw/qxl.c
index e17b0e3..da0f931 100644
--- a/hw/qxl.c
+++ b/hw/qxl.c
@@ -1763,7 +1763,8 @@ static int qxl_init_primary(PCIDevice *dev)
     portio_list_add(qxl_vga_port_list, pci_address_space_io(dev), 0x3b0);
 
     vga->ds = graphic_console_init(qxl_hw_update, qxl_hw_invalidate,
-                                   qxl_hw_screen_dump, qxl_hw_text_update, qxl);
+                                   qxl_hw_screen_dump, qxl_hw_text_update,
+                                   NULL, qxl);
     qemu_spice_display_init_common(&qxl->ssd, vga->ds);
 
     qxl0 = qxl;
diff --git a/hw/sm501.c b/hw/sm501.c
index 786e076..8b150be 100644
--- a/hw/sm501.c
+++ b/hw/sm501.c
@@ -1442,6 +1442,6 @@ void sm501_init(MemoryRegion *address_space_mem, uint32_t base,
     }
 
     /* create qemu graphic console */
-    s->ds = graphic_console_init(sm501_update_display, NULL,
-				 NULL, NULL, s);
+    s->ds = graphic_console_init(sm501_update_display,
+                                 NULL, NULL, NULL, NULL, s);
 }
diff --git a/hw/ssd0303.c b/hw/ssd0303.c
index 4e1ee6e..05e6686 100644
--- a/hw/ssd0303.c
+++ b/hw/ssd0303.c
@@ -289,7 +289,7 @@ static int ssd0303_init(I2CSlave *i2c)
 
     s->ds = graphic_console_init(ssd0303_update_display,
                                  ssd0303_invalidate_display,
-                                 NULL, NULL, s);
+                                 NULL, NULL, NULL, s);
     qemu_console_resize(s->ds, 96 * MAGNIFY, 16 * MAGNIFY);
     return 0;
 }
diff --git a/hw/ssd0323.c b/hw/ssd0323.c
index b0b2e94..5e3491f 100644
--- a/hw/ssd0323.c
+++ b/hw/ssd0323.c
@@ -330,7 +330,7 @@ static int ssd0323_init(SSISlave *dev)
     s->row_end = 79;
     s->ds = graphic_console_init(ssd0323_update_display,
                                  ssd0323_invalidate_display,
-                                 NULL, NULL, s);
+                                 NULL, NULL, NULL, s);
     qemu_console_resize(s->ds, 128 * MAGNIFY, 64 * MAGNIFY);
 
     qdev_init_gpio_in(&dev->qdev, ssd0323_cd, 1);
diff --git a/hw/tc6393xb.c b/hw/tc6393xb.c
index 420925c..853b180 100644
--- a/hw/tc6393xb.c
+++ b/hw/tc6393xb.c
@@ -581,6 +581,7 @@ TC6393xbState *tc6393xb_init(MemoryRegion *sysmem, uint32_t base, qemu_irq irq)
             NULL, /* invalidate */
             NULL, /* screen_dump */
             NULL, /* text_update */
+            NULL, /* screen_dump_async */
             s);
 
     return s;
diff --git a/hw/tcx.c b/hw/tcx.c
index ac7dcb4..9214dec 100644
--- a/hw/tcx.c
+++ b/hw/tcx.c
@@ -558,7 +558,7 @@ static int tcx_init1(SysBusDevice *dev)
 
         s->ds = graphic_console_init(tcx24_update_display,
                                      tcx24_invalidate_display,
-                                     tcx24_screen_dump, NULL, s);
+                                     tcx24_screen_dump, NULL, NULL, s);
     } else {
         /* THC 8 bit (dummy) */
         memory_region_init_io(&s->thc8, &dummy_ops, s, "tcx.thc8",
@@ -567,7 +567,7 @@ static int tcx_init1(SysBusDevice *dev)
 
         s->ds = graphic_console_init(tcx_update_display,
                                      tcx_invalidate_display,
-                                     tcx_screen_dump, NULL, s);
+                                     tcx_screen_dump, NULL, NULL, s);
     }
 
     qemu_console_resize(s->ds, s->width, s->height);
diff --git a/hw/vga-isa-mm.c b/hw/vga-isa-mm.c
index f8984c6..87b8fc6 100644
--- a/hw/vga-isa-mm.c
+++ b/hw/vga-isa-mm.c
@@ -132,7 +132,8 @@ int isa_vga_mm_init(target_phys_addr_t vram_base,
     vga_mm_init(s, vram_base, ctrl_base, it_shift, address_space);
 
     s->vga.ds = graphic_console_init(s->vga.update, s->vga.invalidate,
-                                     s->vga.screen_dump, s->vga.text_update, s);
+                                     s->vga.screen_dump, s->vga.text_update,
+                                     s->vga.screen_dump_async, s);
 
     vga_init_vbe(&s->vga, address_space);
     return 0;
diff --git a/hw/vga-isa.c b/hw/vga-isa.c
index 4bcc4db..a362ed2 100644
--- a/hw/vga-isa.c
+++ b/hw/vga-isa.c
@@ -61,7 +61,8 @@ static int vga_initfn(ISADevice *dev)
                                         vga_io_memory, 1);
     memory_region_set_coalescing(vga_io_memory);
     s->ds = graphic_console_init(s->update, s->invalidate,
-                                 s->screen_dump, s->text_update, s);
+                                 s->screen_dump, s->text_update,
+                                 s->screen_dump_async, s);
 
     vga_init_vbe(s, isa_address_space(dev));
     /* ROM BIOS */
diff --git a/hw/vga-pci.c b/hw/vga-pci.c
index 465b643..8c8dd53 100644
--- a/hw/vga-pci.c
+++ b/hw/vga-pci.c
@@ -57,7 +57,8 @@ static int pci_vga_initfn(PCIDevice *dev)
      vga_init(s, pci_address_space(dev), pci_address_space_io(dev), true);
 
      s->ds = graphic_console_init(s->update, s->invalidate,
-                                  s->screen_dump, s->text_update, s);
+                                  s->screen_dump, s->text_update,
+                                  s->screen_dump_async, s);
 
      /* XXX: VGA_RAM_SIZE must be a power of two */
      pci_register_bar(&d->dev, 0, PCI_BASE_ADDRESS_MEM_PREFETCH, &s->vram);
diff --git a/hw/vga_int.h b/hw/vga_int.h
index 7685b2b..4486cfb 100644
--- a/hw/vga_int.h
+++ b/hw/vga_int.h
@@ -161,6 +161,7 @@ typedef struct VGACommonState {
     vga_hw_invalidate_ptr invalidate;
     vga_hw_screen_dump_ptr screen_dump;
     vga_hw_text_update_ptr text_update;
+    vga_hw_screen_dump_async_ptr screen_dump_async;
     /* hardware mouse cursor support */
     uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32];
     void (*cursor_invalidate)(struct VGACommonState *s);
diff --git a/hw/vmware_vga.c b/hw/vmware_vga.c
index 142d9f4..db96e61 100644
--- a/hw/vmware_vga.c
+++ b/hw/vmware_vga.c
@@ -1087,7 +1087,8 @@ static void vmsvga_init(struct vmsvga_state_s *s, int vga_ram_size,
     s->vga.ds = graphic_console_init(vmsvga_update_display,
                                      vmsvga_invalidate_display,
                                      vmsvga_screen_dump,
-                                     vmsvga_text_update, s);
+                                     vmsvga_text_update,
+                                     NULL, s);
 
 
     s->fifo_size = SVGA_FIFO_SIZE;
diff --git a/hw/xenfb.c b/hw/xenfb.c
index 1bcf171..ad9f0d7 100644
--- a/hw/xenfb.c
+++ b/hw/xenfb.c
@@ -906,6 +906,7 @@ static int fb_initialise(struct XenDevice *xendev)
                                         xenfb_invalidate,
                                         NULL,
                                         NULL,
+                                        NULL,
                                         fb);
         fb->have_console = 1;
     }
@@ -1015,6 +1016,7 @@ wait_more:
                                     xenfb_invalidate,
                                     NULL,
                                     NULL,
+                                    NULL,
                                     fb);
     fb->have_console = 1;
 
